Milky white mucus from wounds is mostly caused by wound infection or liquefaction of necrotic tissue. 1. Wound infection, milky white mucus is mostly purulent secretion, which suggests that the wound may not pay attention to clean or infected wound abscess, especially the purulent infection caused by Staphylococcus aureus, which may be manifested as delayed healing of the wound and increased secretion, and accompanied by other manifestations such as redness, swelling, pain, odor and other manifestations of the wound site. 2. Liquefaction of necrotic tissue, if the blood flow around the wound is not good, it may lead to necrosis of the local tissue around the wound, appearing white tissue, there may also be exudate. It is recommended to consult a regular hospital in time, under the guidance of a professional physician for thorough wound debridement and drainage, assisted by the use of appropriate antibiotics for treatment, such as amoxicillin capsules orally, or the application of erythromycin dispersible tablets, which can achieve a more satisfactory therapeutic effect.